COMMITMENTS AND CONTINGENCIES (Details Textual) - USD ($)	3 Months Ended
Mar. 31, 2016	Mar. 31, 2015
COMMITMENTS AND CONTINGENCIES [Line Items]
Other Research And Development And General And Administration Expenses	$ 78,600	$ 149,174

Represents total other rental expenses of research and development and general and administration expenses committed during the year.

No definition available.

Name:	atos_OtherResearchAndDevelopmentAndGeneralAndAdministrationExpenses
Namespace Prefix:	atos_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	duration